胜禾石油机械
SHENGHE PETROLEUM MACHINERY
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Sucker rod coupling,Polished rod coupling and Sub-coupling
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HOME
About
Introduction
Course
Idea
Honor
Workshop
Speech
Product
Sucker rod coupling,Polished rod coupling and Sub-coupling
Pump fitting
Wellhead and downhole tools
API 6A Series Petroleum Accessories
Other industrial products
Special pipe, Naval brass (bar) material supply
Machining center
Phosphating
Spray welding remelting
External association
Technical strength
Production strength
Qualification certificate
Testing Center
News
Company News
Industry News
Recruit
Idea
Recruitment
Staff style
Contact
Digital map
Contact us
cn
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Sucker rod coupling,Polished rod coupling and Sub-coupling
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Sucker rod coupling,Polished rod coupling and Sub-coupling
> API class SM coupling
> API class Tcoupling
> Surface roughness Ra0.2 special class SM coupling
> Class SM coupling with wrenchch
> "Hi- T" class SM coupling
> Surface roughness Ra0.2 special SM-level coupling
> Surface roughness Ra0.2 special SM-level coupling
Current position：HOME > Product > Sucker rod coupling,Polished rod coupling and Sub-coupling > > Surface roughness Ra0.2 special class SM coupling 
